The Nepomuk query service is not running. Unable to answer queries without it.
Month and year used in a tree above the actual days. Have a look at http: // api. kde. org/ 4. x- api/ kdelibs- apidocs/ kdecore/ html/ classKCalendarSystem. html# a560204439a4b670ad36c16c404f292b4 to see which variables you can use and ask kde- i18n- doc@ kde. org if you have problems understanding how to translate this